%I #14 Feb 24 2024 11:07:53
%S 13440,604800,3642240,20818560,44029440,163900800,229850880,677980800,
%T 895238400,1981324800,2184053760,5641829760,5017447680,10343289600,
%U 11931978240,21789747840,19152806400,40285728000,33366117120,68201602560,62289588480,98282419200,86675097600,183732796800
%N Fourier coefficients of Eisenstein series of degree 2 and weight 4: a(n) = coefficient of the imprimitive matrix [n, n/2; n/2, n].
%H Howard L. Resnikoff, and R. L. Saldana, <a href="http://gdz.sub.uni-goettingen.de/dms/resolveppn/?PPN=GDZPPN002188759">Some properties of Fourier coefficients of Eisenstein series of degree two</a>, J. reine angew. Math 265.9 (1974): 90-109. (Table III gives first 14 terms.)
%H Sho Takemori, <a href="http://hdl.handle.net/2433/223144">On the computation of Siegel modular forms of degree 2 with Sage</a>, RIMS Kokyuroku, 1907 (2014): 145-153.
%Y Cf. A323990, A323991.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Feb 14 2019
%E More terms from _Robin Visser_, Feb 23 2024